Given the table below, what is the chemical formula for a compound between Ca and the nitrate ion NO3 -1? nitrate ion NO3 -1
phosphate PO4 -3
sulfate SO4 -2
acetate C2H3O2 -1
ammonium NH4 +1
chromate CrO4 -2
carbonate CO3 -2
dichromate Cr2O7 -2
permanganate MnO4 -1
sulfite SO3 -2

CaNO3
Ca2NO3
Ca(NO3)2
Ca2(NO3)3

Explain the doppler effect in terms of frequency, wavelength, and speed.

Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.